You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Larry Carter. Help me in booking a ticket from DTW to ORD.

ASSISTANT: Sure, let me know your travelling dates?

USER: My dates are 06/25 to 06/27.

ASSISTANT: Thank you, there is a flight 1018 of Frontier airlines. Price is 100 with 1 connection.

USER: Book it.

ASSISTANT: Thank you for confirming, your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us, have a great journey.