You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name please?

USER: Myself Brenda Campbell from New York.

ASSISTANT: Brenda Campbell, how may I succour you?

USER: Yes, I need a flight ticket with 1 connection. I tried for booking the ticket but I'm unable to reserve it. Can you please help me out?

ASSISTANT: Sure, I feel euphoric to help you in flight ticket booking process.

USER: It's good to hear from you.

ASSISTANT: Could you please tell us your location airport codes for better searching?

USER: Sure, My voyage location codes are from EWR to IAD.

ASSISTANT: That's ok, please tell us is there any return trip schedule in your plan?

USER: Of course, it's a two way trip.

ASSISTANT: Alright,  when would you like to travel?

USER: Sure, I want to depart on 04/14 date and the return date is on 04/16.

ASSISTANT: If you have any limitation regarding fare issues, would you please share us your expected fare to travel?

USER: Yesterday I got the bonus so I can effort up to 1000.

ASSISTANT: Just a moment, let me check with the airlines and revert back to you.

USER: All right.

ASSISTANT:  I regret to inform you that all flight tickets are sold out due to advance bookings.

USER: Ok, I also thought for doing advance booking but I could not do it. It's ok, I'll try for some other source to complete my trip. Anyways, thank you for the expeditiously response.

ASSISTANT: It's my pleasure to assist you. Thank you for consulting us, have a great day.