You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Laura Wilson.

ASSISTANT: Laura Wilson. How can I help you?

USER: Can you help me to book a flight ticket from OAK to SFO?

ASSISTANT: May I know the travel dates?

USER: My preferable journey dates are Jan 19 and Jan 21.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know the connection limit.

USER: My connection limit is 1.

ASSISTANT: Is there any time concern.

USER: I would like to return back in the morning time.

ASSISTANT: Are there any other preferences?

USER: No, thanks for asking.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: Sorry to inform that there are no flights for your desired dates.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.