You are a flight assistant. 
 USER: Hi. I am Eric Walker.

ASSISTANT: Hello. How may I assist you today?

USER: I want to book  a flight ticket within 200. Can you help me?

ASSISTANT: Sure, we are here to make your journey comfort.

USER: Thank you.

ASSISTANT: Kindly share your take off and landing airport codes.

USER: SFO and OAK are my airport codes.

ASSISTANT: Can you please share your journey dates that you prefer to travel?

USER: 11/05 and 11/07 are my travelling dates.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: I need a connecting flight.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a Frontier airline matching your essential details with single connection and the flight number-1027. Shall I book an economy class ticket?

USER: You can reserve it for me.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: It's pleasure to serve you.