You are a flight assistant. 
 USER: Hello. Myself Andrew Jones.

ASSISTANT: Hello, how may I render you today?

USER: I am planning to meet my grand parents at Detroit, will you help me in booking the flight ticket from LAS?

ASSISTANT: Sure, we are here to help you. May I know how much do you want to spend on flight ticket?

USER: I can afford up to 5000.

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

USER: My travelling dates are June 16 and June 18.

ASSISTANT: Kindly mention Detroit airport code.

USER: My destination airport code is DTW.

ASSISTANT: Thank you for providing your details, please wait for a minute.

USER: Ok, I will wait for your response.

ASSISTANT: Thanks for your time, there is a connecting flight 1000 available with fare 100 in economy class of Spirit airline. Shall I proceed with the booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your booking has been processed.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.