You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Rachel King here.

ASSISTANT: King, how can I assist you?

USER: My planning for a trip is from DCA to DFW, can you please help me to reserve my ticket?

ASSISTANT: Sure, please share your itinerary dates.

USER: Ok, my dates of journey is from 04/06 to 04/08.

ASSISTANT: Please give me a moment to check for available flights.

USER: Sure, please make sure that the price is 200.

ASSISTANT: Hawaiian airlines with flight 1000 is available for you.

USER: Please proceed with this booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.