You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: I have planned to book a ticket from LAS to LAX, can you assist me in booking my ticket?

ASSISTANT: Sure, will please let me know your maximum connection limit?

USER: I am Ok with any connection.

ASSISTANT: When are you planning to make your trip?

USER: My trip dates are Apr 24th and Apr 26th.

ASSISTANT: Do you have any specifications?

USER: Make sure thatr my depart time must be morning and return time must be afternoon.

ASSISTANT: Please forward your name.

USER: Jonathan Mitchell.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, I regret to inform you that there are no flights obtained on your journey dates to book a flight ticket.

USER: No problem, thank you for searching.

ASSISTANT: Thank you for choosing us.