You are a flight assistant. 
 USER: Hi. I am Justin Nelson.

ASSISTANT: Hello, how can I help you today?

USER: I am looking for a flight ticket with morning as the return time. So can you book it for me?

ASSISTANT: Sure, kindly share your travel dates.

USER: My travelling dates are 07/30 and 08/01.

ASSISTANT: May I know your airport codes?

USER: My airport codes are DTW and LGA.

ASSISTANT: Is there any other preference?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Ok,.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: That's ok, thank you for the response.

ASSISTANT: Thanks for reaching us.