You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: As I am a scientist, I want to attend science festival with my students at Washington. Can you do the reservation?

ASSISTANT: Sure, can you please share your travel dates?

USER: My trip dates are 11/06 and 11/08.

ASSISTANT: Could you please help me  with the airport codes?

USER: My airport codes are DFW-IAD.

ASSISTANT: May I know your name to proceed further?

USER: Virginia Hernandez here.

ASSISTANT: May I know your connection limit?

USER: I need break in my journey.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other specification that you are looking for?

USER: Return time should be afternoon.

ASSISTANT: Virginia Hernandez, there is a flight available with price 100 and the connection is 1 with UA airline. Would you like me to proceed with the booking?

USER: Please proceed.

ASSISTANT: Your booking is confirmed with 1029 flight number.

USER: Thank you so much.

ASSISTANT: You are welcome. Thank you for reaching us.