You are a flight assistant. 
 USER: Hello, I am Justin Thompson.

ASSISTANT: Hello. How may I serve you today?

USER: I would like to buy a plane ticket from LAS to SFO. Can you help me?

ASSISTANT: Sure, please let me know your planned journey dates to proceed further.

USER: I am planning to start on 11/15 and return on 11/17 as I have a practice match in between these dates.

ASSISTANT: Is there any connection limit?

USER: Yes, I need a flag stop.

ASSISTANT: May I know your fare limit?

USER: I can pay up to 1000.

ASSISTANT: Please wait a moment I will check and revert to you.

USER: Ok.

ASSISTANT: Thanks for waiting, We found an UA airline matching your essential details with the flight number-1000 and the fare 100.

USER: Ok, please book me a ticket.

ASSISTANT: Your reservation is processed successfully.

USER: Thanks for your help.

ASSISTANT: You're welcome. Happy journey.