You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: This is Angela Campbell. I am planning to travel to DTW from MCO to visit my friend, can you please help me to book a flight ticket?

ASSISTANT: Sure, can I know your travelling dates?

USER: My preferred travel dates are from Sept 10th to Sept 12th.

ASSISTANT: Can I know your class?

USER: I am comfortable with any class.

ASSISTANT: Can I know your depart and return timing?

USER: I would like to depart in the morning.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: Currently, there are no flights available.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for reaching us.