You are a flight assistant. 
 USER: Hello, Dorothy Lewis here.

ASSISTANT: Hello Lewis, how can I assist you?

USER: I'm planning to go for seafood festival at Washington, can you please help me in booking the ticket from DFW to DCA?

ASSISTANT: Sure, I am here to help you. Please tell me your travel dates.

USER: Ok, my itinerary dates are 01/21 and 01/23.

ASSISTANT: There is a flight available with Hawaiian airlines and the ticket fare is 100 only. Is that ok for you?

USER: That's ok, please book this flight ticket for me.

ASSISTANT: Lewis, your ticket is booked with the flight-1002.

USER: Thank you for assisting me.

ASSISTANT: You are most welcome.