You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: Can you please book me a flight ticket from SFO to AUS as I need to attend my cousin's ring ceremony?

ASSISTANT: Sure, may I know when are you planning to travel?

USER: Sure, I am planning to go on 18th July and come back on 20th.

ASSISTANT: Which class would you like to choose?

USER: I am flexible to travel in any class.

ASSISTANT: May I know your connection limit?

USER: Sure, I need a connecting flight.

ASSISTANT: Please share your name to proceed further.

USER: Sure, Kevin Williams is my name.

ASSISTANT: We have a flight from Frontier airlines, number 1006 and the price is 100. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is booked in economy class.

USER: Thank you for helping me.

ASSISTANT: Thank you.