You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to travel from ATL to LAX, can you help me?

ASSISTANT: Sure, help me with the trip dates?

USER: My trip dates are 08/12 and 08/14.

ASSISTANT: May I know your good name please?

USER: I am Melissa Scott.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight.

ASSISTANT: We found a flight in an airline United with 1027 number having a single connection in an economy class. Shall I proceed to book?

USER: Yes, go with that.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.