You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am planning to watch sports live events in New York, so please book a flight ticket from DCA to LGA.

ASSISTANT: Sure, I will help you with that. May I know your travelling dates, please?

USER: I want to fly on June 24, return on June 26.

ASSISTANT: Do you have any limit on number of connections?

USER: I want direct flight.

ASSISTANT: May I know about your other requirements for the trip?

USER: I do not have any other requirements.

ASSISTANT: Can you please share me your name to proceed further?

USER: My name is William Walker.

ASSISTANT: We regret to inform you that, we have not found any flights running on your desired dates.

USER: Not an issue, thank you.

ASSISTANT: Thank you for reaching us.