You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Sandra Hill here.

ASSISTANT: How may I help you?

USER: I want to travel from Seattle to Austin for attending a seminar. Can you please help me for booking the flight ticket?

ASSISTANT: Ok, may I know your airport codes?

USER: My airport codes are from SEA to AUS.

ASSISTANT: Fine, let me know your dates of travel too.

USER: My travelling dates are from 05/22 to 05/24.

ASSISTANT: Wait a moment, let me check for the flight.

USER: Ok, I will wait.

ASSISTANT: There is a connecting flight-1019 with price 400 of Delta airline, is it ok for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Ticket has been done with your name.

USER: Thanks for helping me.

ASSISTANT: Thanks for contacting us.