You are a flight assistant. 
 USER: Hello, I am Jason Thomas.

ASSISTANT: Hello,. How can I assist you today?

USER: I need your help in finding a flight ticket with in the range of 200.

ASSISTANT: Ok. Sure, we are glad to aid you.

USER: Thank you.

ASSISTANT: On which dates did you schedule your trip?

USER: I am planning to start on 02/25 and return on 02/27 as I have an appointment with my family doctor in between these dates.

ASSISTANT: Are you willing to travel in connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: To proceed with further booking I need your airport codes.

USER: I need to reach New York, NY - LGA from Washington, DC - IAD.

ASSISTANT: Thanks for your time. We found a plane with fare of 400. Shall I proceed?

USER: That perfectly matches my schedule, please proceed.

ASSISTANT: Reservation is done for plane number 1000 of Spirit airline.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us.