You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: I am Betty Anderson, can you help me to book afternoon flight from EWR?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My travelling dates are Jan 27 and 29.

ASSISTANT: Can you please provide your destination airport code?

USER: I need evening flight for my return journey from DEN.

ASSISTANT: Do you have any airline preferences?

USER: No, I need a connecting flight.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No, please search the flight with above details.

ASSISTANT: Please give me a minute.

USER: Sure, make it fast.

ASSISTANT: Sorry, there are no flights available at your request.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for contacting us, have a nice day.