You are a flight assistant. 
 USER: Hello, I am Ashley Johnson.

ASSISTANT: Hello, how may I assist you now?

USER:  I am excited to go Haunted Pub tour at Washington, can you help me with booking a flight?

ASSISTANT: Sure, I will help you to book a flight.

USER: Thank you.

ASSISTANT: Please mention your planned journey dates?

USER: I want to travel on 05/03, and need to catch return flight on 05/05.

ASSISTANT: Please share me your airport codes?

USER: I need to leave from my nearest airport LAX to reach IAD.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a flight of airline Frontier, flight number is 1026 and fare is 100. Shall I proceed with booking?

USER: Proceed with the booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.