You are a flight assistant. 
 USER: Hi, I am Sharon White.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I have to meet my best friend at San francisco, please book a flight ticket under price 200.

ASSISTANT: Sure, I am ravish to help you. Could you please help me with your corresponding airport codes?

USER: My journey codes are CLT and SFO.

ASSISTANT: When are you planning to make your journey?

USER: My travelling dates are from 12/11 to 12/13.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thanks for your time, we found a connecting flight with a fare of 200 in 1009 Spirit airlines.

USER: Please proceed with booking.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for availing us.