You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, which service are you seeking for today?

USER: I am Cynthia Roberts. I want to book a flight ticket to visit my friend's house, please help me with a connecting flight.

ASSISTANT: Sure, we are willing to help you. Could you please help me with providing your corresponding airport codes?

USER: I want to fly from DCA to LAX.

ASSISTANT: Let me know your willing dates to travel.

USER: My travelling dates are from 10/07 to 10/09.

ASSISTANT: Ok, do you have any restriction in price?

USER: I need the ticket under price 5000.

ASSISTANT: Ok, please stand by.

USER: Ok.

ASSISTANT: JetBlue airline is available for you with a halt from flight number 1024 with fare 100 only.

USER: Please go with booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for approaching us.