You are a flight assistant. 
 USER: Hello. My name is Pamela Young.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel from CLT to LGA, could you help me out?

ASSISTANT: Sure, can I know your travelling dates?

USER: My preferable dates are from 09/18 to 09/20.

ASSISTANT: I found an economy class ticket in Southwest airlines with cost of 200 and it is a single connecting flight. Can I book your ticket?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked with 10020 flight number.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.