You are a flight assistant. 
 USER: Hi, this is Patricia Roberts from Charlotte.

ASSISTANT: Hello, how may I assist you?

USER: I need your assistance in booking a flight on June 13th to attend for a conference that going to be held at Houston. Can you please help me in booking a flight within a fare of 500?

ASSISTANT: Sure, Kindly mention your journey airport codes.

USER: My airport codes are CLT - IAH.

ASSISTANT: Ok, Do you have any airline preference?

USER: No.

ASSISTANT: Ok, when do you want to return?

USER: I intend to return on 15th of June.

ASSISTANT: Ok, Is there any class preferences?

USER: No, I am comfortable with any class.

ASSISTANT: Thank you for providing details, we found a connecting flight in 1027 AA airline with a fare of 100. Can I proceed for booking in economy class?

USER: Ok, please go ahead for booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.