You are a flight assistant. 
 USER: Hello. Kenneth Garcia here.

ASSISTANT: Kenneth Garcia, how can I help you?

USER: I would like to cancel my reservation, can you please help me with it?

ASSISTANT: Ok, let me check with your existing reservation first.

USER: Ok, take your time.

ASSISTANT: Sorry, no reservation was found by your name.

USER: Thank you for checking with my reservation.

ASSISTANT: That's my job, thank you for reaching us.

USER: Most welcome.