You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: I am planning to visit to Billy Graham Library to collect some information about great leaders. Can you help me with booking?

ASSISTANT: Sure, I will help you with that. Can I know your travelling dates?

USER: 06/30 and 07/02 are my trip dates.

ASSISTANT: Ok, may I know your airport codes?

USER: I will fly from HOU to CLT.

ASSISTANT: Ok, in the meanwhile may I know your name?

USER: I am Andrew Campbell.

ASSISTANT: I have found a flight having a connection limit 1. Can I proceed with the booking?

USER: Please go with booking.

ASSISTANT: Yes Andrew, your ticket is reserved with the flight number 1020.

USER: Thank you for your service.

ASSISTANT: Thank you for consulting us.