You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Rachel Allen.

ASSISTANT: Allen, how may I help you?

USER: I am planning a round trip from my city DEN for a shopping, can you help me in booking a ticket?

ASSISTANT: Sure, please share your itinerary dates.

USER: Yes, my planning dates are from 06/17 to 06/19.

ASSISTANT: Please give me a moment to check for a best flight on your route.

USER: Sure, take your time.

ASSISTANT: We found a flight with 1 connection from Frontier airlines.

USER: That's great, please proceed.

ASSISTANT: Your ticket is confirmed in flight 1005.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, have a safe and happy journey.