You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Eric Hall here.

ASSISTANT: How can I assist you?

USER: I am frustrated with your service because your agent has booked a ticket on wrong date, so I want to cancel my reservation.

ASSISTANT: Sure. Wait for a while.

USER: Ok fine.

ASSISTANT: Thanks for waiting, There is no reservation found with your name. Thanks for reaching us.

USER: That's ok, no issues.