You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nancy Williams.

ASSISTANT: Nancy, how may I render you?

USER: I am planning to visit Washington, IAD. Can you please book me a ticket from Detroit, DTW?

ASSISTANT: Sure, please share your itinerary dates.

USER: My planned dates of journey are from 05/10 to 05/12.

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

USER: Sure, take your own time.

ASSISTANT: Hawaiian airlines with flight 1000 is providing service with a connecting flight on your route.

USER: Please reserve my ticket with this airlines.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for contacting us.