You are a flight assistant. 
 USER: Hello. Sarah Mitchell here.

ASSISTANT: Hello, how may I assist you?

USER: Please help me out in booking the ticket from CLT to HOU.

ASSISTANT: Sure, we are here to assist you. May I know your travel dates?

USER: My trip dates will be 06/24 to 06/26.

ASSISTANT: Do you have any other requirements?

USER: Yes, I need 1 lay by with in my route.

ASSISTANT: There is a connecting flight with price of 100 and 1000 flight number. Shall I proceed to book Southwest airline?

USER: Please proceed further.

ASSISTANT: Your seat has been reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.