You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you at this moment?

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

ASSISTANT: Sure, I am here to help you with this.

USER: Thank you.

ASSISTANT: Can you please provide your name to check your reservation status?

USER: My name is Timothy Clark.

ASSISTANT: Timothy Clark, there is no active reservation found under your name in our database.

USER: Ok, no issues. Thank you for the response.

ASSISTANT: Thank you for contacting us.