You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: I am Katherine Clark want to travel to LAS, can you please help me in booking a ticket from LGA?

ASSISTANT: Sure, when are you willing to travel?

USER: My depart and arrival dates are Mar 17th and Mar 19th.

ASSISTANT: Do you need any lay by?

USER: Yes, I need a lay by in between my journey.

ASSISTANT: Is there any class preference?

USER: I am comfortable with any class.

ASSISTANT: Please wait for a minute.

USER: Sure, I'll wait.

ASSISTANT: There is a flight found with number 1022 in Spirit airline and the ticket price is 100.

USER: Please proceed.

ASSISTANT: Your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.