You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Sarah Harris here. Please help me out in booking the ticket from ORD to IAH.

ASSISTANT: Sure, on which dates you are planning to travel?

USER: My trip dates will be Jun 19 to Jun 21.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Southwest airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: Please proceed.

ASSISTANT: Your ticket is booked in 1029 flight.

USER: Thank you.

ASSISTANT: Most welcome.