You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a ticket from CLT to IAH. Could you book a ticket?

ASSISTANT: May I know your travelling dates?

USER: Departure is July, 13 and return date is July, 15.

ASSISTANT: Is there any connection limit?

USER: I prefer connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I prefer to travel in economy class.

ASSISTANT: May I know your name to proceed further?

USER: My name is Patricia Jackson.

ASSISTANT: We found a connecting flight of Southwest airlines in the economy class with fare of 100, can I proceed?

USER: Proceed for booking.

ASSISTANT: Your ticket is confirmed with flight  number 1001.

USER: Thank you.

ASSISTANT: Thank you for choosing us.