You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you out?

USER: Please book a flight ticket from MSP to DCA.

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling  dates please?

USER: My trip dates are 04/25 and 04/27.

ASSISTANT: Can I know your name please?

USER: Amanda Martinez here.

ASSISTANT: Do you need any specifications?

USER: I need a connecting flight which departs at morning.

ASSISTANT: Can I know your other preferences?

USER: I don't have any other preference.

ASSISTANT: There is a flight with connection 1 and price 200, can I proceed?

USER: Please proceed if depart time is in morning.

ASSISTANT: Sorry, there are no flights found.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us.