You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Angela Hernandez. I need to attend a marriage function in Boston so please help me with flight ticket booking from New York city.

ASSISTANT: Yes, I can help you. Can you tell me your travelling dates?

USER: Thank you. I need to travel on dates of 07/21 and 07/23.

ASSISTANT: Ok, can I know your nearest airport codes?

USER: Sure, I would like to travel from EWR to BOS.

ASSISTANT: Give me a moment.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Thank you for consulting us.