You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Myself Christine Phillips from Boston. I have to go to Houston next week for my film shooting purpose. Can you please help me in flight ticket booking process from BOS to HOU?

ASSISTANT: Sure, may I know your travel dates please?

USER: I want to take off on 06/27 and please confirm my return ticket also on 06/29.

ASSISTANT: Please hold on a moment, Phillips.

USER: Ok, take your time.

ASSISTANT: Phillips, no flights has been found on your journey dates.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for approaching us.