You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how best can I guide you?

USER: Can you help me to book flight ticket from EWR to MCO?

ASSISTANT: Sure, when are you planning to start and return on?

USER: I planned to travel on May 11 and return on May 13.

ASSISTANT: Do you need a connecting flight?

USER: I need a direct flight.

ASSISTANT: Do you have any other specifications?

USER: I do not have any other specifications.

ASSISTANT: Can I know your good name?

USER: Gregory Martin here.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you.