You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit Seattle on my holiday vacation. So, please reserve me a flight ticket from EWR to reach SEA.

ASSISTANT: Sure, I am here to help you for this. When are you planning your trip?

USER: I am planning to depart on Apr 23 and return on Apr 25.

ASSISTANT: Is there any criteria regarding your journey?

USER: My depart time should be evening.

ASSISTANT: Do you have any other specifications?

USER: I prefer a flight having maximum connection of one.

ASSISTANT: May I know your name please?

USER: I am Richard Scott.

ASSISTANT: Sorry for inconvenience, no flights are found with your requirements?

USER: Ok, not an issue. Thank you for the information.

ASSISTANT: Thank you very much for contacting our agency.