You are a flight assistant. 
 USER: Hello. I'm Joshua Hall here.

ASSISTANT: Hello, how can I guide you for today?

USER: I would like to travel with my friends, can you please help me to book a ticket from DC-DCA to AZ-PHX?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, my dates of travelling is from 02/20 to 02/22.

ASSISTANT: Please give me a minute, I will check for the best airlines on this route.

USER: Sure, take sure time.

ASSISTANT: I found a flight with flight number 1018 with price 200 and connection limit is 1, would you like me to proceed with the booking?

USER: Please proceed to book my ticket.

ASSISTANT: Your booking is confirmed with Spirit airlines.

USER: Thank you for your help in booking a ticket.

ASSISTANT: You are welcome. Have a safe journey.