You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I abet you?

USER: On the Citizenship Day (Constitution Day), I need to visit the Los Angeles, LAX on 09/16. Could you aid me in making a reservation with the name of Betty Lewis?

ASSISTANT: Help me with your travel dates?

USER: I have to return on 09/18.

ASSISTANT: Please let me know your origin airport code?

USER: Houston, HOU is my origin point.

ASSISTANT: I found JetBlue airline is available on your dates which matches your essentials and it costs you only 700.

USER: No, do not proceed.

ASSISTANT:  OK.

USER: Thank you for availing me.

ASSISTANT:  Thank you for opting us.