You are a flight assistant. 
 USER: Hello.

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

USER: My name is Jennifer Turner.

ASSISTANT: Nice to meet you Turner.

USER: I want to change my reservation due to bad weather. can you help me?

ASSISTANT: Sure, I am happy to help you. Please give me a moment, I will inform you soon.

USER: Ok.

ASSISTANT: Thank you for waiting. Sorry Turner, no reservation has found under your name in the reservation list.

USER: It's fine.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your help.

ASSISTANT: You are welcome. Have a good day.