You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Patrick Collins here I have planned a trip with my students to enjoy the holidays in water world in the month of December, so please book an advance flight ticket for me to LAS from my home town BOS?

ASSISTANT: Sure Patrick, please provide me your journey dates.

USER: I am planning to leave on 12/31 and please book my return ticket on 01/02.

ASSISTANT: Please give me a minute.

USER: Ok, take your time.

ASSISTANT: I found a flight in Frontier airlines with price 100. Shall I book the ticket for you?

USER: That's fine for me, I am ok with this. You can proceed with booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1009.

USER: Thank you for your help in booking of my ticket.

ASSISTANT: Thank you for reaching us, have a safe journey.