You are a flight assistant. 
 USER: Hi. I am Alexander Jones.

ASSISTANT: Hello, how may I assist you?

USER: I need to a direct flight to Washington to attend a live music concern. Can you please book me a flight ticket from New York?

ASSISTANT: Sure, please share your airport codes?

USER: Sure, my airport codes are from EWR to DCA.

ASSISTANT: Please let me know your dates of journey?

USER: I need to travel on 10/11 and return on 10/13.

ASSISTANT: hanks for providing your details. Unfortunately there are no flights found with your requirements.

USER: Ok, issues. Thanks for your service.

ASSISTANT: Thank you for approaching us.