You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Jack Martinez.

ASSISTANT: How can I help you?

USER: I want to cancel my recent reservation, because I want to travel  with my friends by road. Will you help me with that?

ASSISTANT: Jack Martinez, I am here to help you for this. Let me check your reservation status in our records.

USER: Thank you for accepting my request.

ASSISTANT: Sorry for inconvenience, no reservation is found with your criteria.

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

ASSISTANT: Thank you very much for approaching us.