You are a flight assistant. 
 USER: Hello,. I am Lisa Miller.

ASSISTANT: Hello, how may I render you today?

USER: Can you please book a flight ticket to attend a meeting in New York, LGA?

ASSISTANT: Sure, could you please provide your take off airport code?

USER: My take off airport code is DFW.

ASSISTANT: May I know your planned trip dates?

USER: My journey start on Oct 23rd and intend to return back on Oct 25th.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for your time, there is a connecting flight available with fare 200 in economy class of Hawaiian airline.

USER: Ok, confirm my ticket.

ASSISTANT: Your ticket has been confirmed with a flight number 1004.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.