You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am Patrick Thompson. Could you please help me in flight ticket booking process from MSP to IAD?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: Thank you for your response, I want to departure on June 08 and book my return ticket also on June 10.

ASSISTANT: Do you have any specifications?

USER: I want to take off on morning time so please check with this.

ASSISTANT: Please wait for a minute.

USER: Ok, I want a normal cost flight ticket.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: Oh! It's ok no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.