You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,  how can I aid you?

USER: I am Angela Adams.

ASSISTANT: Ok.

USER: I want to book a ticket from DEN to SEA, can you help me?

ASSISTANT: Sure, I am here to help you. May I know your travelling dates please?

USER: My travel dates are Dec 30 and Jan 01.

ASSISTANT: Please share your class preference.

USER: I am comfortable with any class.

ASSISTANT: Do you need any halt in between the journey?

USER: I need a single halt in my journey.

ASSISTANT: How much you can pay for this ticket?

USER: My price limit is 1000.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1000 and airline UA at a price of 100 with 1 connection. Shall I proceed?

USER: You can book it.

ASSISTANT: Sure, your booking is done.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us, have a nice day.