You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you help me to book a flight from IAD to LAX?

ASSISTANT: Sure, can you provide me with the travel dates?

USER: My travelling dates are 02/25 and 02/27.

ASSISTANT: Is there any connection limit?

USER: I want 1 connection flight.

ASSISTANT: May I know the class preference?

USER: No, I did not have any requirements.

ASSISTANT: May I know your name please.

USER: My name is Anthony Hernandez.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: Frontier Airlines with flight 1004 is providing service on your route with single connection  and the cost is 100.

USER: Proceed with booking.

ASSISTANT: Your ticket is booked where departure IAD 21:00 PM Feb 25 and arrival LAX 11:00 AM Feb 27.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.