You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you?

USER: Due to death of my life partner I need to change my existing reservation. Can you help me with it?

ASSISTANT: Sure, may I know your good name please?

USER: I am Susan Turner.

ASSISTANT: Ok, give me a minute.

USER: Sure.

ASSISTANT: Thanks for your time. We found no reservation by your name.

USER: OK, thank you for your help.

ASSISTANT: Thank you for choosing us.