You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight ticket from IAD to PHL, Can you please help me for booking?

ASSISTANT: Sure, please provide me your planned travel dates.

USER: I would like to travel on 02/07 to return on 02/09.

ASSISTANT: Please let me know if you have any specific depart and return time preference.

USER: No.

ASSISTANT: Do you prefer either economy or business class?

USER: I am comfortable with any class.

ASSISTANT: Do you have any specific airline preference?

USER: I need a connecting flight.

ASSISTANT: May I know your name to proceed further?

USER: Rebecca Wilson here.

ASSISTANT: We have a flight from JetBlue airlines, number 1021 and the prise is 100. Shall I proceed with the booking?

USER: Ok, proceed for booking.

ASSISTANT: Your economy class ticket is confirmed with a connecting flight.

USER: Thank you for your information.

ASSISTANT: Thank you for reaching us.