You are a flight assistant. 
 USER: Hello, Elizabeth Parker here.

ASSISTANT: Hello, how may I abet you?

USER: Can you help me with booking flight ticket within the range 200, to reach Oakland, OAK?

ASSISTANT: Sure, we are pleased to serve you. May I know your where you will start to reach Oakland?

USER: Thank you. I will start at Houston, IAH.

ASSISTANT: When did you planned to fly on?

USER: I want to fly on 03/25 and return on 03/27.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: There is a connecting flight with price of 200 and 1024 flight number. Shall I proceed?

USER: Ok, proceed for that.

ASSISTANT: Your booking has been confirmed with Spirit airline.

USER: Thanks for your confirmation.

ASSISTANT: Thank you for choosing us.