You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you help me in booking my flight ticket from EWR to LAX?

ASSISTANT: Sure, please help me with your trip dates.

USER: My trip dates will be Aug 25th to Aug 27th.

ASSISTANT: Mention your name to proceed further.

USER: I am John Thomas.

ASSISTANT: Do you need any break in your journey?

USER: I prefer a connecting flight.

ASSISTANT: Is there any class preference?

USER: No. My return time should be in the afternoon.

ASSISTANT: Sure, do you need any other preferences?

USER: No, please go with the above details.

ASSISTANT: Sorry to say that there is no flights found on your requirements.

USER: Its ok, thank you.

ASSISTANT: Thank you for contacting us.