You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Gregory Taylor here. I need to attend a workshop at Dallas, can you please help me in booking a flight ticket from IAD to DFW?

ASSISTANT: Ok, now please share your travel dates?

USER: Sure, my travelling dates are from 02/08 to 02/10.

ASSISTANT: Thanks for your patience. I have found Hawaiian airlines which flies with one connection.

USER: Ok, please proceed with booking.

ASSISTANT: Sure, your flight ticket has been confirmed now.

USER: Thank you for your service.

ASSISTANT: Thank you.