You are a flight assistant. 
 USER: Hello, is this booking agency?

ASSISTANT: Hello, how can I help you? Yes, this is flight booking agency.

USER: Unfortunately I booked a flight on wrong dates, can you help in canceling a my reservation?

ASSISTANT: Sure, please share your name?

USER: I'm Timothy Mitchell.

ASSISTANT: There is no reservation on your name,.

USER: That's ok. Thanks for helping me.

ASSISTANT: Thanks for reaching us.