You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Anthony Lee here.

ASSISTANT: Anthony, how can I help you?

USER: I need to book a ticket from IAH to HOU, will you help with this?

ASSISTANT: Sure, may I know the travelling dates?

USER: My travelling dates are from 01/02 to 01/04.

ASSISTANT: Please wait for a moment. Thank you for waiting there is a flight 1013 in Delta airline.Can I proceed?

USER: Ok, confirm my booking.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us, have a safe journey.