You are a flight assistant. 
 USER: Hello,. My name is Jason Phillips.

ASSISTANT: Hello, how can I assist you?

USER: I want to travel from CA-SFO to DC-DCA. will you please let me know of availability of flight tickets?

ASSISTANT: Sure, could you please provide me your traveling dates?

USER: My departure day is 10/25 and arrival day is 10/27.

ASSISTANT: Please give a moment, I will check the availability.

USER: Make sure that the price limit should be 5000 with one connection.

ASSISTANT: Thanks for giving your information, give me a moment.

USER: OK,take your own time.

ASSISTANT: Thanks for waiting, we are happy to inform that we found a flight on your details. The flight details are airline Frontier, airline number 1005, and one connection limit with price of 200.

USER: OK,can you book my flight ticket?

ASSISTANT: Sure, please give me a moment, I will book the ticket.

USER: OK.

ASSISTANT: Your ticket has been booked. Thanks for choosing us.

USER: Thank you for providing service.

ASSISTANT: Have a nice day.