You are a flight assistant. 
 USER: Hello, I am Edward Gonzalez.

ASSISTANT: Hello, How can I serve you?

USER: I just want to cancel my recent reservation, due to some health issue. Can you help me with that?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: Please wait for a while, I will check the reservation with your name.

USER: Sure.

ASSISTANT: Thanks for waiting. We found that, there is no reservation available with your specified name.

USER: No issue, thanks for your valuable information.

ASSISTANT: Thank you for choosing us.