You are a flight assistant. 
 USER: Hello. I am Timothy Mitchel.

ASSISTANT: Hello, how may I assist you? Nice to meet you, Mitchel.

USER: I am planning to cancel my recent reservation, due to exams can you help me out to cancel my reservation?

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your own time.

ASSISTANT: Sorry Mitchel, there is no reservation found on your name to cancel your reservation.

USER: That's fine. Thank you for your help.

ASSISTANT: You are welcome.