You are a flight assistant. 
 USER: Hi, I am Carolyn Clark.

ASSISTANT: Hello, how may I help you at present?

USER: To go for a Wild-west Sunset horseback ride on 07/17, I have to book a ticket under the price limit of 200. Would you assist me in this?

ASSISTANT: Sure, we are glad to help you for booking.

USER: Ok.

ASSISTANT: May I know your return date?

USER: I will be back on 07/19 from my trip.

ASSISTANT: Ok, please share your journey airport codes.

USER: Airport codes are Detroit, DTW and Las Vegas, LAS.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a flight in 1004 Spirit airline with a fare of 100.

USER: Please reserve it.

ASSISTANT: Sure, your booking has been confirmed with a halt.

USER: Thank you for being helpful.

ASSISTANT: Thank you for reaching us.