You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Betty Edwards.

ASSISTANT: How could I assist you?

USER: I am looking for a flight from EWR to IAD, can you help me in booking?

ASSISTANT: Sure, can you please share me your travelling dates?

USER: Sure, my planned travel dates are July 06 and July 08.

ASSISTANT: Kindly mention your connection limit?

USER: Please look for a connecting flight.

ASSISTANT: Please provide your specifications.

USER: I would like to return my journey for the afternoon flight.

ASSISTANT: We are sorry to inform you that there is no flight found with your matching details.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for availing us.