You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I planned to meet my friend in BOS, can you please help me to book a flight ticket from IAD?

ASSISTANT: Sure, could you please mention with your dates of journey?

USER: I prefer to travel on May 5 and May 7.

ASSISTANT: May I know your name please?

USER: I am Elizabeth Evans.

ASSISTANT: Do you have any other specifications please?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Ok, wait for a mean while please.

USER: Sure.

ASSISTANT: I found a connecting flight of fare 100 with the Spirit airline, are you ok with this ticket booking?

USER: Ok, please confirm my booking.

ASSISTANT: Ok, I have confirmed your ticket with the flight number 1016.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a great day.