You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Deborah Nelson. I want to book a flight ticket to attend a sports live event in Minute Maid Park in Houston. Could you help me in booking a flight ticket with a price limit of 1000?

ASSISTANT: Sure, please share me your travelling dates?

USER: I would like to fly on 01/29 and return date on 01/31.

ASSISTANT: To confirm your booking, please share me your airport codes?

USER: My source is NV - LAS and destination to TX - IAH.

ASSISTANT: Please wait for few minutes.

USER: Sure.

ASSISTANT: We found a 1003 Southwest airline with single connection and price of 100. Shall I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your kind service.

ASSISTANT: Thank you for reaching us.