You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a flight ticket to Houston on 04/15 to meet a friend to start a new business, can you please check the availability of flights?

ASSISTANT: Sure, I will check but I need more details.

USER: Ok.

ASSISTANT: May I know your name?

USER: I am Stephen Carter.

ASSISTANT: Please share me your airport codes?

USER: My airport codes are DTW-IAH.

ASSISTANT: Please also provide me your return dates?

USER: My return date will be on 04/17.

ASSISTANT: Do you have any restriction on connection?

USER: I need one connection between the flights.

ASSISTANT: How much would you like to spend on flight ticket?

USER: The price limit should be 500.

ASSISTANT: Please wait for a moment, while I check for flight.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight of airline Spirit, flight number 1014 with price of 100. Shall I proceed with booking?

USER: You can book the ticket with Spirit airline.

ASSISTANT: Ok. Your flight has been booked with flight 1014.

USER: Thanks for your assistance.

ASSISTANT: Thank you, congratulation for new business.