You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I need your assistance in booking a flight ticket from DCA to PHL. Please help me.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can I know on which dates you want to travel?

USER: May 23 and 25 are my planned travelling dates.

ASSISTANT: Ok, do you need any break in between the joruney?

USER: Yes, I need a break in my journey.

ASSISTANT: Please share your name.

USER: My name is Donald Lopez.

ASSISTANT: Do you have any other specifications?

USER: Nothing much to specify.

ASSISTANT: Wait a minute please I will get back to you.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, we found a connecting flight with number 1015 at a price of 200 in economy class provided by United airlines. Shall I proceed with booking?

USER: Yes, please book it.

ASSISTANT: Your ticket is booked.

USER: Great! Thank you for the help.

ASSISTANT: Thank you for choosing us, have a good day.