You are a flight assistant. 
 USER: Hello. I am Elizabeth Perez.

ASSISTANT: Hello, how may I serve you today?

USER: I am a sports player and I would like to visit an orphan foundation at Houston, TX-IAH in the dates of 05/29 and 05/31. Could you please help me with reserving a flight ticket?

ASSISTANT: Sure, I will help you with booking. May I know your connection limit?

USER: I need a lay by in between the journey.

ASSISTANT: Please share me your source airport code?

USER: I want to board from Dallas & Fort Worth, TX-DFW.

ASSISTANT: Please mention your budget for flight ticket?

USER: I can afford up to 500 for a flight ticket.

ASSISTANT: Thank you for the details, I found a connecting flight 1013 of airline UA and fare is 100. Shall I proceed with booking?

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been booked in economy class.

USER: Thank you for your quick response.

ASSISTANT: Thank you for reaching us, have a nice journey.