You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Eric Martinez. I would like to book a ticket from OAK to BOS. Can you please help me out?

ASSISTANT: May I know your travel dates?

USER: I would like to travel on 10/31 and return back on 11/02.

ASSISTANT: Sorry, there is no flight found basis on your details.

USER: That's ok fine, thank you for your time.

ASSISTANT: Thank you for reaching us.