You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I am planning to attend a Food Festival in HOU, so please help me in booking a flight ticket from DCA.

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

USER: I would like to fly on Jan 29 and return on Jan 31.

ASSISTANT: Do you prefer any stopover in between journey?

USER: Yes, I need a single connection.

ASSISTANT: Can you please let me know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: Can I have your good name?

USER: Myself Shirley Rodriguez.

ASSISTANT: Thanks for providing details, we found a connecting flight in Spirit airline with a fare of 100 which departs at 18:00 and return at 4:00. Shall I proceed?

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1011.

USER: Thank you.

ASSISTANT: Thank you for opting us.