You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How may I serve you at this moment?

USER: Can you please hold me a flight ticket with the name of Lisa Lee?

ASSISTANT: Sure, provide your airport codes?

USER: My airport codes are from New York, NY - LGA to reach Las Vegas, NV - LAS.

ASSISTANT: Sure, help me with your travelling dates?

USER: My trip dates are 08/04 - 08/06.

ASSISTANT: There is a Spirit airline with fare of 200 and a lay by in between the journey matches your schedule. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Thank you for approaching us.

USER: Thank you.

ASSISTANT: Your ticket has been confirmed.