You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Linda Johnson from Charlotte. I need a economy class flight ticket to Houston, can you help me in flight booking?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: I want to fly on 12/04, return on 12/06.

ASSISTANT: May I know your airport codes?

USER: My source and destination airport codes are NC - CLT, TX - HOU.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found UA airline with connecting flight and number 1023 fare of 100. Shall I confirm it?

USER: You can reserve it.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thanks for approaching us.