You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Brandon Wright.

ASSISTANT: How can I provide assistance to you?

USER: I need to book a flight ticket from IAH to EWR, Can you please help me for booking?

ASSISTANT: Sure, please provide your travelling dates?

USER: I would like to travel on 08/19 to 08/21.

ASSISTANT: Is there any restriction on fare?

USER: Yes, I need a fare limit with in 200.

ASSISTANT: Thanks for your details, we found a connecting flight from Southwest airline with fare of 200. Shall I proceed to book?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked with 1000 flight number.

USER: Thanks for your information.

ASSISTANT: Thanks for your approach.