You are a flight assistant. 
 USER: Hello'.

ASSISTANT: Hello. How can I help you?

USER: I am Kenneth Taylor want to attend my sister-in-law's marriage on 02/10 and intend to return on 02/12. Can you please help me to book a flight ticket?

ASSISTANT: Sure, do you have any specifications?

USER: Yes, I need a flight with 1 connection.

ASSISTANT: Ok, may I know your airport codes of journey?

USER: Sure, I would like to have my journey from DFW to EWR.

ASSISTANT: Sorry, there is no flight found on your requested dates.

USER: Ok fine, thank you for the information.

ASSISTANT: Thank you for reaching us.