You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Thomas Wright here. I want to participate in Boston marathon, could you book my ticket from Chicago?

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

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

ASSISTANT: Ok, please tell your desired dates for this journey.

USER: My itinerary dates are 12/21 and 12/23.

ASSISTANT: Ok, please be on hold for a moment.

USER: Sure.

ASSISTANT: Flight-1002 is available for your trip with 1 connection at the cost of 100, can I proceed with booking your reservation?

USER: Please book my ticket.

ASSISTANT: Thomas Wright, your ticket is reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you for connecting with our services.