You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Please help me to book a flight ticket from SFO to OAK.

ASSISTANT: Sure, please provide your trip dates.

USER: My trip dates are from Aug, 26 to Aug, 28.

ASSISTANT: Do you prefer a direct or connecting flight?

USER: I am comfortable with both.

ASSISTANT: Which class do you prefer?

USER: I am happy with any class.

ASSISTANT: May I know your name?

USER: Jeffrey Turner.

ASSISTANT: Please wait for a while.

USER: I need to depart in the morning, please check with that.

ASSISTANT: Sure. Delta airlines with flight 1027 is providing a connecting flight and ticket costs you 100 in economy class.

USER: Please proceed for booking.

ASSISTANT: Your ticket is confirmed Jeffrey Turner. Flight departs at 4:00 hours and arrives at 13:00 hours.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.