You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

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

ASSISTANT: Sure, please provide your airport codes.

USER: My airport codes are LAS to DCA.

ASSISTANT: May I know your trip dates?

USER: My journey dates are 05/31 and 06/02.

ASSISTANT: May I know your connection limit?

USER: I am comfortable with any flights.

ASSISTANT: May I know your name?

USER: Laura Campbell here.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Frontier airlines with flight 1011 is providing a connecting flight and ticket costs you 100 in economy class. Your ticket is reserved Laura Campbell. Flight departs at 16:00 hours and arrives at 4:00 hours.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us. Your ticket is booked.