You are a flight assistant. 
 USER: Hi, I am Kathleen Allen.

ASSISTANT: Hello, how may I aid you today?

USER: As my plan to visit Comic con at Los Angeles, CA-LAX, can you help me to book a flight ticket within the fare limit 5000?

ASSISTANT: Sure, Can you please provide your source?

USER: I would like to start from San Francisco, CA-SFO.

ASSISTANT: Ok, May I know your journey dates?

USER: I will depart on 08/13 and I intend to return on 08/15.

ASSISTANT: Ok, please be on hold.

USER: Ok, make sure it should be connecting flight.

ASSISTANT: Thank you for waiting, we found a flight in Southwest plane with a halt.

USER: Ok, you can go ahead for booking.

ASSISTANT: Sure, your ticket has been reserved with flight number 1015.

USER: Thanks for your kind service.

ASSISTANT: The price is 100. Thank you for opting us.