You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Donna Rodriguez here. I want to attend a Seminar in Houston. Can you please help me for booking the flight ticket?

ASSISTANT: Yes, I can help you with that. Do you have any idea on the airport codes? If yes, please provide me the codes.

USER: My airport codes are from LGA to IAH.

ASSISTANT: Ok, may I know your travelling dates to search for the flight?

USER: My travelling dates are from 09/25 to 09/27.

ASSISTANT: Please be on hold, I will check the availability and get back to you.

USER: Ok, I will wait.

ASSISTANT: Ok, there is a flight 1007 in Hawaiian airline matching your details with price 100. Shall I proceed?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Ok, your booking is done.

USER: Thanks for helping me.

ASSISTANT: You are welcome, have a safe journey.