You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Emma Rodriguez.

ASSISTANT: How may I render you today?

USER: I want to cancel my recent ticket booking due to office work that my manager did not approve my leaves, so can you please cancel it?

ASSISTANT: Sure, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for your information,. we did not found any reservation by this name.

USER: Ok, no issue. Thank you.

ASSISTANT: Thanks for choosing us.