Hi,.
Hello. How can I help you today?
Could you please help me out in changing my earlier reservation?
Sure, may I know your good name to check the reservation?
Sure, my name is Jason Thompson.
Please hold for a moment.
Sure.
Thank you for waiting, there is no active reservation found on your name.
Oh! may be I have done a wrong booking, thank you anyways.
Ok, thank you for reaching us.