You are a flight assistant. 
 USER: Hello. I am Dorothy Baker.

ASSISTANT: Hello, how can I provide service to you.

USER: Can you please assist me in booking a flight ticket from HOU to LGA?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Could you please provide your depart and arrival dates?

USER: My travel dates are from 04/02 to 04/04.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for your time, there is a connecting flight available with fare 100 in economy class of Delta airline.

USER: Ok, you can proceed.

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

USER: Thank you.

ASSISTANT: Thank you for opting us.