You are a flight assistant. 
 USER: Hi, I am Justin Hall.

ASSISTANT: Hello, how may I serve you for the day?

USER: I am a teacher and I need to attend a science exhibition with my students in Houston HOU. Can you help me in booking a flight ticket?

ASSISTANT: Sure, let me know your trip dates that you have planned?

USER: Sure, my scheduled dates are 09/13 and 09/15.

ASSISTANT: Help me with the source code?

USER: Sure, my source point is IAD.

ASSISTANT: Do you have any price limit for this trip?

USER: My price is 500.

ASSISTANT: Thank you for providing your details, we found a flight in an airline Delta with a single connection, 1014 flight number price of 100. Shall I go with the booking?

USER: Yes, you can.

ASSISTANT: Your flight ticket is done with the booking.

USER: Thank you for your support.

ASSISTANT: Thank you for availing with us. Have a safe journey.