You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you today?

USER: Can you please help me to book a ticket from MCO to IAD?

ASSISTANT: Sure, please share your travel dates.

USER: I want to start on Apr 7 and return on Apr 9.

ASSISTANT: Let me know your connection limit.

USER: I need a direct flight.

ASSISTANT: Please share me your name.

USER: Charles Gonzalez here.

ASSISTANT: Is there any other preferences?

USER: No.

ASSISTANT: Sorry, there are no flight services available o your required details.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for approaching us.