You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to attend an event at Philadelphia, please help me in booking a ticket from SFO to PHL.

ASSISTANT: Sure, help me with the trip dates?

USER: My planned trip dates are on Sept 27 and Sept 29.

ASSISTANT: May I know your name please?

USER: My name is Carolyn Hernandez.

ASSISTANT: Do you have any preferences?

USER: I would like to depart in the morning.

ASSISTANT: We found an airline: Southwest, flight number: 1029 and price is 100 with one connection in an economy class which departs at morning. Shall I proceed to book?

USER: Ok, please proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.