You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Donna Smith here. I want to visit Denver zoo with my family, could you book my ticket from Boston?

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

USER: My itinerary dates are 02/22 and 02/24.

ASSISTANT: Ok, may I know your respective airports codes please?

USER: My genesis and terminus airport codes are BOS and DEN.

ASSISTANT: Please wait for a mean while.

USER: Sure.

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

USER: Please confirm my ticket.

ASSISTANT: Ok, the flight with the number 1009 has been reserved.

USER: Thank you for helping me.

ASSISTANT: You are welcome, have a safe journey.