You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Ashley Thomas. I want to cancel my ticket because I am unable to travel on those dates. Can you help me?

ASSISTANT: Sure, I will help you in cancelling your reservation.

USER: Thank you.

ASSISTANT: Please wait for a while to check in our database.

USER: Ok, take your own time.

ASSISTANT: Sorry, there are no reservations found.

USER: It's ok, not an issue.

ASSISTANT: Thank you for approaching us.

USER: Thank you for checking.