You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Alexander Harris. Can you find a flight for me from CLT to IAD?

ASSISTANT: Sure, may I know when are you planning your journey?

USER: Sure, my trip dates are 01/09 and 01/11.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: I found a flight in UA airlines with price 100. Shall I book the ticket for you?

USER: Yes, please.

ASSISTANT: Your ticket is confirmed and the flight number is 1016.

USER: Thanks for your help.

ASSISTANT: Thank you for contacting us.