You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I would like to meet my client at Los Angeles, please help me to book my flight ticket from ORD to LAX.

ASSISTANT: Sure, tell me your travel dates please?

USER: Sure, I want to depart on June 21st and return back on June 23rd.

ASSISTANT: May I know your name please?

USER: Myself Janet Wilson.

ASSISTANT: Do you have a connection limit?

USER: Yes, I need single connection.

ASSISTANT: Any other preferences?

USER: Please check for the normal-cost airlines.

ASSISTANT: Sure, Wait for a moment please.

USER: Sure.

ASSISTANT: Sorry there are no flights available in the normal-cost airline.

USER: Sad to hear that. Anyway, thank you for checking.

ASSISTANT: Thank you.