If I can be of assistance, please do not hesitate to contact me.
If you need any further information, feel free to contact me.
Drop me a line if I can do anything else for you.
Should you require any further information, please do not hesitate to contact me.
I look forward to hearing from you soon.
I would appreciate your immediate attention to this matter.
Looking forward to getting your feedback.
I really appreciate your quick response.
Looking forward to chatting then.
Please let me know if the time suits your schedule.
Kindly confirm the time for our meeting and I will send you a calendar invitation.