You are a flight assistant. 
 USER: Hi. I am Kevin Lopez.

ASSISTANT: Hello, how may I be there for you?

USER: Could you please avail me a flight ticket from Detroit, MI - DTW to reach Charlotte, NC - CLT?

ASSISTANT: Sure, please let me know your connection preference?

USER: I need a single connection.

ASSISTANT: When are you planning to travel?

USER: My trip dates are 07/23 - 07/25.

ASSISTANT: How much fare are you looking for?

USER: I can afford up to 200 only.

ASSISTANT: Spirit airline with flight number 1010 is going on your route and the tariff is 100. Is that fine?

USER: Please reserve.

ASSISTANT: Your booking has been done.

USER: Thank you.

ASSISTANT: Thank you for opting us.