You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you now?

USER: I want to go for New York to meet my friends, can you please book me a ticket?

ASSISTANT: Sure, may I know the  travel dates please?

USER: My travelling dates are from 04/25 and 04/27.

ASSISTANT: Can you please share me the airport codes?

USER: My airport codes are from EWR to PHL.

ASSISTANT: Ok, please wait for a while.

USER: OK.

ASSISTANT: May I know your name please?

USER: Myself Jacob Martinez.

ASSISTANT: Sorry, there are no flights found on your requirement.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for approaching us.