You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am David Allen.

ASSISTANT: How may I assist you today?

USER: Can you help me in booking from DEN to LAX, as there is a dance competition at Los Angeles?

ASSISTANT: Ok, please tell me your travelling dates for this journey?

USER: My journey dates are 03/03 to 03/05.

ASSISTANT: Ok, please wait till I check with your existing reservation.

USER: Sure.

ASSISTANT: Flight-1017 is available for you with 1 connection at the price of 100.

USER: You can book it.

ASSISTANT: Your booking is done.

USER: Thank you for helping.

ASSISTANT: Thank you for choosing our services.