You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nicole Martin.

ASSISTANT: How can I assist you today?

USER: I would like to book a ticket to Dallas as I am leaving for delegates, can you please help me out?

ASSISTANT: Sure, please provide your travelling dates.

USER: I am travelling on these dates 12/20 and 12/22.

ASSISTANT: Please mention your airport codes that you want to travel.

USER: My departure and arrival airport codes are BOS and DFW.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: Thank you for waiting. There is a flight with price 100 and the connections 1 is available.

USER: Ok, you can proceed with this flight.

ASSISTANT: Your ticket is booked. The flight number is 1016.

USER: Thank you for your valuable services.

ASSISTANT: Welcome, have a great day.