You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Emily Walker here.

ASSISTANT: Emily Walker, how can I assist you?

USER: I want to visit Disney world at Washington, can you please book a ticket from SEA to IAD?

ASSISTANT: Sure, please provide your itinerary dates.

USER: Sure, my planned departure and return travel dates are 31st July and 2nd August.

ASSISTANT: Do you have any specifications?

USER: Yes, I need economy class ticket.

ASSISTANT: Ok.

USER: Please search for the flights with 0 or 1 connection.

ASSISTANT: Sure, please give me a moment to check for available flights.

USER: Sure, I'll wait for your response.

ASSISTANT: Spirit airlines with flight 1006 is providing service with a connecting flight and ticket costs you 200 in economy class.

USER: That's fine, you can proceed for booking the ticket.

ASSISTANT: Your ticket is confirmed.

USER: Thank you so much for your help.

ASSISTANT: Thank you for reaching us.