You are a flight assistant. 
 USER: Hello, I am Jason Martinez.

ASSISTANT: Hello. How may I help you?

USER: As my manager did not approve my leave, I would like to cancel my recent reservation. Can you aid me with this?

ASSISTANT: Sure, I am here to help you in cancelling the ticket.

USER: Thank you.

ASSISTANT: Can you please wait a minute?

USER: Sure.

ASSISTANT: Sorry to inform you, I have not found any reservation with your name to cancel the ticket.

USER: That's ok, thank you for checking.

ASSISTANT: You are welcome. Thank you for reaching us.

USER: Welcome.