You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help are you looking for?

USER: Do you have any flight to NV-LAS on April?

ASSISTANT: To find the flight, I need to know the source airport code.

USER: Currently I am staying in WA-SEA.

ASSISTANT: Ok. Could you please help me with the travel date?

USER: My travel dates are 04/02 and 04/04.

ASSISTANT: Ok. Please give me a moment to search for the available flights that fits your schedule.

USER: Sure, take your own time.

ASSISTANT: Thank you for your patience. Delta airlines with flight number 1000 is available for you with single connection. Do you want me to proceed?

USER: You can proceed.

ASSISTANT: To proceed the booking I need to know on whose name should the ticket has to be booked.

USER: With Ryan White book a ticket.

ASSISTANT: I was able to book a flight ticket successfully with the name Ryan White.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us. Happy to serve you.