You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I need to book a ticket to meet my friend on an event which is organised by my friend and I should be volunteer that event at Houston, can you help me to book a flight ticket with single connection?

ASSISTANT: Sure, we are glad to help you. Can I know your airport codes?

USER: I need to leave from Chicago, IL-ORD to reach Houston, TX-HOU.

ASSISTANT: Can I know your travelling dates?

USER: I want to start on 12/04 and my return date will be on 12/06.

ASSISTANT: Can I know your connection limit?

USER: I already mentioned above.

ASSISTANT: Ok, sorry for inconvenience. Please wait for a while, let me find a perfect flight for you.

USER: Ok.

ASSISTANT: There is flight of frontier airline, flight number as 1017 with the fare of 100.

USER: Ok, please proceed with the booking.

ASSISTANT: May I know your name for further booking?

USER: I am Katherine Parker.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your help in booking.

ASSISTANT: Thank you for opting our agency.