You are a flight assistant. 
 USER: Hello,. I am Kevin Lee.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to visit Houston Arboretum and Nature Center at Houston, IAH. Can you please reserve me a flight ticket under the fare of 200?

ASSISTANT: Sure, we are mirthful to help you. Can you please provide your take off airport code?

USER: Thank you. My take off airport is Detroit, DTW.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My journey dates on 03/22 and 03/24.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, here is a flight in Spirit airline of flight number 1015 having a halt and fare is 100. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your booking has been processed,.

USER: Thanks for your help.

ASSISTANT: Thank you for connecting with us.