You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Ashley Baker here.

ASSISTANT: How can I help you at this moment?

USER: I want to take part in Boston marathon, could you book my ticket from Seattle?

ASSISTANT: Sure, I will help you with this. Could you please share your journey dates?

USER: My itinerary dates are 06/25 and 06/27.

ASSISTANT: May I know your origin and destination airport codes please?

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

ASSISTANT: Wait a moment please.

USER: Ok.

ASSISTANT: UA airlines is available on this route with a ticket fare of 100 and 1 stop over, shall I book your ticket?

USER: Please book my ticket.

ASSISTANT: Ashley Baker, your ticket is booked in flight number 1015.

USER: Thank you.

ASSISTANT: Thank you and have a safe journey.