You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Anna Thomas, I am looking for a direct flight from New York to watch base ball game. Can you help me to book a flight to Washington?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates for booking purpose?

USER: I will travel on 07/08 and return on 07/10.

ASSISTANT: May  I know your airport codes?

USER: I like to fly from NY-EWR to DC-IAD.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there is no flights on your details.

USER: Ok, thank you for the information.

ASSISTANT: Thanks for approaching us.