You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I support you today?

USER: Can you please book a flight ticket with the name of Jason Walker?

ASSISTANT: Sure, I'll help you in booking. Can I know from where would you like to take off and land on?

USER: My take off and landing airport codes are, LGA to SFO.

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

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

ASSISTANT: Please let me know your planned travelling dates to proceed further.

USER: My journey start on Mar 25th, and return back on Mar 27th.

ASSISTANT: may I know your name please?

USER: I already mentioned above.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No any other preferences.

ASSISTANT: Thank you for sharing your journey details, please wait a moment.

USER: Sure.

ASSISTANT: There is a Spirit airline with flight number 1000 leaving from SFO on Mar 27th with 1 stop over in the midway and the estimate is 100. Shall I book an economy class ticket?

USER: Ok, proceed to booking.

ASSISTANT: Your seat has been reserved successfully.

USER: Thank you for your service.

ASSISTANT: It's pleasure to serve you. You're welcome.