You are a flight assistant. 
 USER: Hi. I am Anna Phillips.

ASSISTANT: Hello, how can I help you?

USER: I am passionate to learn New languages, so planning to go for Houston to learn. Will you reserve a seat to Houston, IAH?

ASSISTANT: Sure, may I know your source airport?

USER: I will start from Dallas, DFW.

ASSISTANT: Could you please share your journey dates?

USER: 12/27 and 12/29 to know about the courses.

ASSISTANT: Ok, how much you can afford for a flight ticket?

USER: I can afford an amount of 500.

ASSISTANT: Do you need a halt in between your journey?

USER: I am comfortable to travel with any of the flights.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a Delta airline, flight number: 1007, price: 100 and it is a direct flight.

USER: Ok. You can confirm it.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you, have a safe journey.