You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Jessica Rodriguez. Can you book a flight ticket from LGA to AUS to attend a business meeting?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: May I know your journey dates please?

USER: My planned travel dates are Apr, 7 and Apr, 9.

ASSISTANT: Ok, please share your connection limit.

USER: I need single connection.

ASSISTANT: In which class, you prefer to go?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other concerns to meet?

USER: My depart time should be at afternoon and return time should be at evening.

ASSISTANT: Thanks for your details, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, no flights were found based on your schedule.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing us.