You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I want to cancel my recent reservation due to health issues, can you please help me with that?

ASSISTANT: Sure, we are mirthful to help you. Can I have your name please?

USER: My name is Steven Turner.

ASSISTANT: Ok, please wait a minute I will get back to you with the present status.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a reservation by this name. Shall I cancel the ticket?

USER: You can cancel it.

ASSISTANT: Your ticket has been cancelled successfully.

USER: Thank you.

ASSISTANT: It's pleasure to serve you.