You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I am Betty Williams, can you help me to book a connecting flight from LAX?

ASSISTANT: Sure, can you please share your travel dates?

USER: My trip dates are 08/18 and 08/20.

ASSISTANT: Could you please help me with the destination airport code?

USER: My destination airport code is ORD.

ASSISTANT: Do you have any class preference?

USER: Please book a morning flight on my departure date.

ASSISTANT: Is there any requirement that you are looking for?

USER: No.

ASSISTANT: Betty Williams, I am sorry to inform you that there is no flight available at your request.

USER: No issues, thank you for your time.

ASSISTANT: You are welcome. Thank you for contacting us.