You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Please help me out in booking the ticket from LAS to LAX to meet my friend.

ASSISTANT: Do you have any airline preferences?

USER: I will prefer normal cost airline.

ASSISTANT: May I know your travelling dates?

USER: My trip dates will be Mar 25 to Mar 27.

ASSISTANT: May I know your connection limit?

USER: I want 1 connection limit.

ASSISTANT: Do you have any requirements?

USER: My depart time must be in the afternoon.

ASSISTANT: Sorry, no flight is available for you.

USER: That's ok.

ASSISTANT: May I know your name?

USER: Sandra Collins is my name.

ASSISTANT: Thank you for reaching us.

USER: Thank you.