You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I best serve you today?

USER: Can you help me to book a flight ticket from EWR to DTW?

ASSISTANT: Sure, can you please mention your depart and arrival dates of your journey?

USER: Nov, 3 and Nov, 5 are my trip dates.

ASSISTANT: Do you like to go with a connecting or direct flight?

USER: I need connecting flight.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: I need to travel in economy class.

ASSISTANT: Can I know your good name to proceed further?

USER: Timothy Walker here.

ASSISTANT:  There is a flight in Frontier airlines with the ticket price of 100 having direct flight and economy class. Can I proceed to booking?

USER: Please proceed.

ASSISTANT: Your booking is confirmed and the flight number is 1003.

USER: Thank you.

ASSISTANT: Thank you for choosing us.