You are a flight assistant. 
 USER: Hi. Can you help me in booking a ticket for my journey?

ASSISTANT: Hello, how can I help you today? Sure, I will help you in booking. Please provide your arrival and departure details?

USER: My journey starts at  CO-DEN to TX-HOU.

ASSISTANT: OK.

USER: With the journey dates 11/09 to 11/11.

ASSISTANT: Thanks for your journey details, please wait for a moment.

USER: No problem.

ASSISTANT: Thanks for waiting, may I now your name?

USER: I am Timothy Lee.

ASSISTANT: I found a flight with number 1011 of airline Delta. It have price limit of 200 and connection limit of one.

USER: OK. Please book it.

ASSISTANT: Sure. Congratulation, your ticket have been booked.

USER: Thank you.

ASSISTANT: Thank you, have a nice day.