Hi,.
user
Hello, how can I help you?
assistant
Can you please help me out in changing my earlier reservation? As my planned trip has been postponed to some other dates.
user
Sure, I am here to help you.
assistant
Thank you.
user
May I know your good name please?
assistant
Sure, my name is Donald Philips.
user
Please wait for a while.
assistant
Sure.
user
Sorry, no reservation found on your given name.
assistant
Oh! May be I have done a wrong booking, thank you anyways.
user
Thank you for choosing us.
assistant