You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Angela Johnson here.

ASSISTANT: How may I help you today?

USER: Owing an emergency, I want to cancel my reservation. Can you please help me?

ASSISTANT: Sure, I am happy to help you with that.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Ok, take your time.

ASSISTANT: I found a reservation for you, can I cancel your reservation?

USER: Yes, you can.

ASSISTANT: I cancelled your reservation successfully.

USER: Thank you for the help in cancelling my ticket.

ASSISTANT: Thank you for contacting us.