You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Mary Mitchell.

ASSISTANT: Mary, how may I help you?

USER: I would like to book a ticket to Boston, can you please help me out?

ASSISTANT: Sure, may I know on which dates you would like to travel?

USER: I am travelling on these dates 03/25 and 03/27.

ASSISTANT: Please mention your airport codes.

USER: I am flying from LAS to BOS.

ASSISTANT: Please hold on for a moment.

USER: Sure.

ASSISTANT: Southwest airlines with flight 1011 is available.

USER: Ok, you can proceed with this flight.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your services.

ASSISTANT: Thank you for approaching us.