You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Gregory Baker here. I want to travel from Las Vegas to Austin for attending a VLSI seminar. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can you please provide me your trip dates?

USER: My departure date is 01/13 and return date is 01/15.

ASSISTANT: May I know your preferred airport codes?

USER: My airport codes are LAS and AUS.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, I will wait.

ASSISTANT: Thank you for waiting, I found a flight for you in Delta airlines with 1 connection and the ticket costs you 100 only. Shall I book the ticket for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your ticket is booked successfully with the flight-1026.

USER: Thanks for helping me.

ASSISTANT: You are welcome and thank you for approaching us.