You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure, can you please mention the dates of your travel?

USER: Dates are 06/15 and 06/17.

ASSISTANT: May I know your source and destination airport codes?

USER: My airport codes are SEA-DFW.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found an airline Hawaiian with flight number 1015 with a halt. Shall I proceed for booking?

USER: Go ahead.

ASSISTANT: May I know your name to confirm the reservation?

USER: Deborah Brown here.

ASSISTANT: Your booking has been confirmed.

USER: Thank you so much.

ASSISTANT: Thank you for availing us.