You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

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

ASSISTANT: On which dates would you like to travel?

USER: My travel dates are Mar 09 and Mar 11.

ASSISTANT: Do you need a lay by in between the journey?

USER: Yes, I need a lay by in between my journey.

ASSISTANT: Do you have any other preferences?

USER: I would like to return back in the afternoon time and an economy class flight ticket.

ASSISTANT: We found a Hawaiian Airlines with fare of 100 and a lay by in between the journey matches your schedule.

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Your ticket has been confirmed with flight number 1007.

USER: Thank you.

ASSISTANT: Can I have your name please?

USER: I am Kimberly Jones.

ASSISTANT: Thank you for reaching us.