You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am planning to visit Washington, IAD. Can you help me to book a connecting flight?

ASSISTANT: Sure, can you please provide your origin airport code please?

USER: My source is from Seattle, SEA.

ASSISTANT: May I know your planned dates of journey please?

USER: My trip dates are Jan 29 and 31.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: JetBlue airlines with connecting flight is available on this route with a ticket fare of 100, shall I book your ticket?

USER: Please proceed.

ASSISTANT: On whose name I need to reserve the ticket?

USER: Please reserve ticket under the name of Benjamin Wilson.

ASSISTANT: Your ticket is booked in flight number 1010.

USER: Thank you.

ASSISTANT: Thank you and have a safe journey.