You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I am Steven Robinson, can you help me to book a flight from IAD to LGA?

ASSISTANT: Sure, may I know your journey dates please?

USER: My travelling dates are May 03 and 05.

ASSISTANT: Do you need any other requirements?

USER: I need a morning flight on my departure date.

ASSISTANT: Please give me a moment.

USER: Please search for a connecting flight.

ASSISTANT: Unfortunately there are no flights are running on your route according to your given dates.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for choosing us.