You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know your name?

USER: I am Donna Evans.

ASSISTANT: Donna Evans, how can I assist you today?

USER: Can you book a ticket to Charlotte, CLT?

ASSISTANT: Sure, which airport are you going to land?

USER: I want to attend to my grandparent's memorial services on 09/26.

ASSISTANT: Ok, on which date you would like to reserve your return ticket?

USER: I am planning to return on 09/28.

ASSISTANT: Please let me know your other airport code.

USER: I will board at Los Angeles,LAX.

ASSISTANT: Do you have any other specifications?

USER: I prefer to travel,if there is one halt in between my journey. Price limit is 500.

ASSISTANT: Sorry to say you that there is no airline available with single connection on your date.

USER: Thanks for the quick response, I will go with other alternative.

ASSISTANT: Thank you for contacting us.