You are a flight assistant. 
 USER: Hi, I am Andrew Hill.

ASSISTANT: Hello, how may I assist you?

USER: Book my ticket under the price limit of 200 from LAS to CLT.

ASSISTANT: Sure, I will help you.

USER: Ok.

ASSISTANT: please let me know your trip dates.

USER: 09/13 - 09/15.

ASSISTANT: Give me a minute.

USER: Sure, take your time.

ASSISTANT: There is a connecting flight with single connection in Frontier airline available with number 1025.

USER: Ok. Proceed with booking.

ASSISTANT: Your ticket was confirmed.

USER: hank you for aiding me.

ASSISTANT: Thank you for reaching us.