You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I help you?

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

ASSISTANT: Sure, may I know your name?

USER: Myself Jennifer Taylor.

ASSISTANT: There is no reservation exists in your name.

USER: No problem, thanks for checking.

ASSISTANT: Thanks for contacting us.