You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jason Davis.

ASSISTANT: Jason Davis, how may I assist you with today?

USER: I am looking for a flight from AUS to DEN, can you help me?

ASSISTANT: Please help me with your planned travel dates.

USER: My travelling dates are 14 and 16 of Aug.

ASSISTANT:  Please help me with your preferred depart and return time.

USER: I would like to depart in the morning.

ASSISTANT: Do you need a direct or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Please help me with your class preference.

USER: I am comfortable with any class.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: We have a connecting flight operated by Delta Airlines with a fare of 100. Is it ok for you?

USER: Please proceed to booking.

ASSISTANT: I have booked your ticket in flight-1002. Your flight departs at 4AM and return at 17 PM.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us. Have a great day.