You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your good name please?

USER: My name is Amy Carter.

ASSISTANT: How can I assist you today?

USER: I am planning to visit a NASA space center in Houston, so please book a flight ticket with in a price limit of 500.

ASSISTANT: Sure, can you please share your planned travel dates?

USER: I would like to start my journey on 03/16, return on 03/18.

ASSISTANT: May I know your starting point of your journey?

USER: I want to start my journey from Orlando, FL - MCO.

ASSISTANT: Please provide me your destination code.

USER: My destination airport code is TX - HOU.

ASSISTANT: Do you have any connection limit?

USER: Yes, I want one connection in between my journey.

ASSISTANT: Please wait for a moment. I will check the availability of flights.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, we found an airline: Southwest, flight number: 1011 with a single connection and price is 100.

USER: Ok, you can proceed to booking.

ASSISTANT: Your E - ticket has been generated. It will sent to your registered E-mail Id.

USER: Thank you for booking a flight ticket.

ASSISTANT: Thank you for opting us. Have a safe journey.