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

ASSISTANT: Hello, how may I serve you at this moment?

USER: I need to go Washington to meet my friend so please help me with flight ticket booking from IAH to IAD.

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: Thank you. I have planned to travel on dates of June 24 and June 26.

ASSISTANT: Noted. Do you have any preferences?

USER: I would like to depart in the afternoon time so please check with that.

ASSISTANT: There is a connecting flight available with JetBlue airline, shall I proceed?

USER: That is fine, please proceed with booking.

ASSISTANT: Your booking is done with flight number 1018. Happy journey.

USER: Thank you for your help.

ASSISTANT: You are welcome.