You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Timothy Martin.

ASSISTANT: Martin, how may I help you?

USER: I would like to cancel my recent reservation due to some personal issues, will you help me in that?

ASSISTANT: Martin, I will help you. Let me check the reservation status in my database.

USER: Ok, I will wait for your response.

ASSISTANT: Martin, no reservation are found on your name in our database.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you Martin for contacting us.