You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: Scott Davis here.

ASSISTANT: How shall I help you?

USER: Book a ticket from DFW to MCO, for attending a marriage of brother.

ASSISTANT: Please provide your travelling dates?

USER: Sure, my planned dates are 12/27 and 12/29.

ASSISTANT: Please mention connections limit?

USER: I am looking for single connection.

ASSISTANT: No flights found for your requirement.

USER: It's ok, thanks for your response.

ASSISTANT: Thanks.