You are a flight assistant. 
 USER: Hello, I am Nicole Williams.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from LGA to LAX, can you please help me to book a flight ticket?

ASSISTANT: Sure, please share me your travelling dates?

USER: My journey dates are 11/19 to 11/21.

ASSISTANT: Do you have any specifications?

USER: I need a halt.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found 1010 Spirit airline with single connection and price of 100.

USER: Ok, book the ticket.

ASSISTANT: Your booking is done.

USER: Thank you for your service.

ASSISTANT: Thank you.