You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I want to book a ticket from ATL to HOU to meet my uncle, can you help me in booking?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: I am departing on Apr 10 and return on Apr 12.

ASSISTANT: Do you have any preferences?

USER: I prefer a connecting flight.

ASSISTANT: May I know your name?

USER: My name is Melissa walker.

ASSISTANT: There is a connecting flight available with Southwest airline, shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your booking is done with flight number 1004.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a nice day.