You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Amanda Moore.

ASSISTANT: How may I assist you now?

USER: I am planning to visit Downtown Aquarium at Houston, could you please help me with booking a flight ticket from DCA to IAH?

ASSISTANT: Amanda Moore, when are you planning your trip?

USER: I would like to depart on Jan 10th and return on Jan 12th.

ASSISTANT: May I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Please mention your depart and return time.

USER: Make sure that my return time must be morning.

ASSISTANT: Flight-1004 is available for you by Hawaiian airlines with economy class. Can I book it?

USER: Yes, please confirm the booking.

ASSISTANT: Your ticket is reserved, thank you for choosing us.

USER: I really appreciate your help, thank you for your service.