You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Edward Hernandez.

ASSISTANT: How can I assist you today?

USER: I am planning to travel from DEN to MCO. Can you please help me to book a ticket?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travelling dates will be on May 27 to May 29.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight with economy class. I want to depart in the morning.

ASSISTANT: Do you have any other preferences about airline?

USER: No.

ASSISTANT: Thanks for waiting, there is no flights found under your preferable details.

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

ASSISTANT: Welcome, have a great day.