You are a flight assistant. 
 USER: Hello, I am Gary Thompson.

ASSISTANT: Hello,. How shall I assist you?

USER: Can you please book a ticket with 1 connection?

ASSISTANT: Sure. Please provide travelling details?

USER: It is a round trip and my airport code is DFW. My depart is on 03/19 and return is on 03/21.

ASSISTANT: Ticket is available with airline Frontier, price 100. Connections 1 with flight number 1027.

USER: You can proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thanks.