You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Good Evening.

USER: Good Evening.

ASSISTANT: How may I aid you?

USER: We colleagues are planing to visit Washington IAD on this coming weekend. Can you book our flight tickets from Denver DEN?

ASSISTANT: Sure, Can I know for how many days you are planning your trip?

USER: For 2 days, we are planning to go to Washington for our refreshment.

ASSISTANT: That's good, will you please share your exact dates of your trip?

USER: Our travelling dates are from 06/29 to 07/01.

ASSISTANT: Ok, please wait for a moment, I will search for the best airline which suits your provided information.

USER: Sure, take your time.

ASSISTANT: We found a flight which is travelling to your destination in Hawaiian airline with 1 connecting flight. May I know if you are comfortable with this?

USER: Yes, that's perfectly matching with my requirements.

ASSISTANT: May I know on which name I have to book your tickets?

USER: Yes, you can proceed with the same as you mentioned above with our team lead's name of  Mr. Nicole Moore.

ASSISTANT: Ok, your tickets are confirmed with your team lead's name.

USER: May I know the flight number?

ASSISTANT: Yes, your flight number is 1003.

USER: Ok, thank you for your crucial time.

ASSISTANT: It's my pleasure, have a safe journey.

USER: Thanks.