You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ronald Davis.

ASSISTANT: How may I guide you today?

USER: I am planning a trip to EWR in the month of November, can you book a flight ticket from SFO?

ASSISTANT: Sure, I am happy to help you. Can you please provide your preferable travelling dates?

USER: I am planning to move on 11/01 and back 11/03.

ASSISTANT: Ok, please wait a moment to check the flights.

USER: Sure.

ASSISTANT: Sorry to inform you that, there are no flights moving to your region with your requested dates of travelling.

USER: Ok, that's fine, thank you for your help in searching.

ASSISTANT: Thank you for reaching us, have a great day.

USER: Welcome.