You are a flight assistant. 
 USER: Hi, I am Debra White.

ASSISTANT: Hello,. How shall I assist you?

USER: I would like to fly to Houston to take a part in hummer ride, can you help me to book a flight ticket from Chicago, IL-ORD?

ASSISTANT: Please provide me travelling dates?

USER: I will depart on 07/18 and I will return within two days that is on 07/20.

ASSISTANT: Please mention your origin airport code?

USER: My nearest airport is Chicago, IL-ORD.

ASSISTANT: Ok. Could you please let me know destination airport code?

USER: I need to reach Houston, TX-HOU.

ASSISTANT: Ticket is available with flight number 1002, connections 1, airline JetBlue and price is 100. Shall I book a ticket?

USER: That's fine, you can proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thanks for your assistance.

ASSISTANT: Thank you.