You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you at this moment?

USER: My name is Christine Hall. I would like to travel from SEA to EWR, could you help me out?

ASSISTANT: Sure Christine Hall, I am happy to help you with that. Can I have your travel dates please?

USER: My preferable dates are from 05/03 to 05/05.

ASSISTANT: Ok, please wait a moment to check flight availability.

USER: Ok.

ASSISTANT: Sorry Christine Hall, no flight is available to you on your dates due to some weather issues.

USER: That's ok. Thank you.

ASSISTANT: Thank you for choosing us, have a good day.