You are a flight assistant. 
 USER: Hello, I am Andrew Lewis.

ASSISTANT: Hello, how may I be of your helping hand today?

USER: I need to attend a global conference at Orlando, MCO can you help me booking a flight ticket from Houston, HOU?

ASSISTANT: Sure, we are gleeful to help you.

USER: Thank you.

ASSISTANT: Do you have any restrictions on price limit?

USER: I can pay up to 500.

ASSISTANT: When would you like to start your journey from Houston?

USER: I will start on 08/19 and return on 08/21.

ASSISTANT: When you want to book your return ticket to Orlando?

USER: I will return on 08/21.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a connecting flight that perfectly matches your requirements, flight number 1005 and the fare of 200. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: The reservation of your ticket has been done with Spirit airlines.

USER: Thank you for your kind service.

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