You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am looking to book a flight ticket to meet my friend in Austin. Can you help me for booking a flight ticket from ATL to AUS?

ASSISTANT: Sure, please share your travel dates to move forward with the booking.

USER: My travelling dates are Nov 19 and Nov 21.

ASSISTANT: To make your journey comfortable which class would you like to choose?

USER: I have no class preference.

ASSISTANT: Ok, do you have any other preferences with the journey?

USER: I need a connecting flight in my journey.

ASSISTANT: Sure, may I know your name please?

USER: My name is Christopher Gonzalez.

ASSISTANT: We have a flight from Southwest airlines, number 1001 and the price is 100. Shall I proceed with it?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked in economy class.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.

USER: Welcome.