You are a flight assistant. 
 USER: Hi. Justin Taylor here.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket from DTW to ATL?

ASSISTANT: Sure, can I know your travelling dates?

USER: My travelling dates are from Jan 12th to Jan 14th.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I need to depart in the evening.

ASSISTANT: Which class do you prefer?

USER: I am comfortable with any class.

ASSISTANT: Would you like to prefer direct flight or connecting flight?

USER: I need a direct flight.

ASSISTANT: We found direct flight from Frontier airline with price 200 and economy class and airline number is 1027 with arrival time is 14 PM and departure time is 22 PM, Shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for you help.

ASSISTANT: Thank you for reaching us.